If z is a positive integer, does z have more than 2 positive integer factors?
(1) 23 < z < 29
(2) z is odd.
(1) 23 < z < 29
(2) z is odd.
Rephrasing: Is the positive integer z composite?rijul007 wrote:If z is a positive integer, does z have more than 2 positive integer factors?
(1) 23 < z < 29
(2) z is odd.
I. All positive integers between 23 and 29 are composites, hence YES. Sufficient
II. If z is an odd positive integer, it could be composite, prime, or neither, Insufficient
[spoiler]Take A[/spoiler]
